Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.80
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -7.60 -0.375 2.85
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index -0.54
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 1.56
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 8.12

* Based on an €80/tonne carbon price